-22.36% is the change from 577 to 448
Calculation steps:
[( 448 - 577 ) ÷ 577] x 100 = -22.36%
Formula
Percentage change = [(448 - 577) / 577] x 100
Subtract the new number by the original number
448 - 577 = -129
-129 ÷ 577 = -0.22357019064124783
-0.22357019064124783 x 100 = -22.36%